1886.]' 



PUBLIC DOCUMENT — No. 33. 



117 



The nitrogen, potash and phosphoric acid contained in the 

 above article represent a commercial value of $3.50 to $4 

 per ton of 2,000 pounds. The tanning principle was so com- 

 pletely abstracted that a composting with some air-slacked 

 lime promises to render the material quite valuable as a 

 manorial substance for li^ht soils, deficient inorganic matter. 



Kentucky Tobacco Stems, Ground. 



[Sent on for examination.] 



Per cent. 



Moisture at 100° C, 12.180 



Dry matter, 87.820 



Nitrogen (in organic matter), 2.616 



Potassium oxide, 8.816 



Magnesium oxide, 1.395 



Calcium oxide, 3.720 



Piiosphoric acid, .726 



This article is valuable for fertilizing purposes, and de- 

 serves the special attention of tobacco-growers. Its trade 

 value of fertilizing constituents amounts to from $15.50 to 

 $16 per ton of 2,000 pounds, at current rates of valuation. 



Analyses of Cotton Waste. 



[Sent on from Bedford, Mass.] 



Pounds per Hundred. 



Wet. 



Dry. 



Moisture at 100° C, 

 Piiosphoric acid, . 

 Magnesium oxide, 

 Calcium oxide. 

 Potassium oxide, . 

 Nitrogen, 

 Insoluble matter. 



34.69 

 1.54 

 1.13 



2.45 



.80 



1.30 



41.33 



17.21 



5.53 

 .84 

 .87 



1.45 



.89 

 1.32 



49.68 



$6.52 



